STAC9271 datasheet(18/223 Pages) IDT

18 / 223 page

STAC9271/9272/9273/9274

10-CHANNEL HIGH DEFINITION AUDIO CODEC

PC AUDIO

IDT™

10-CHANNEL HIGH DEFINITION AUDIO CODEC

STAC9271/9272/9273/9274 V 1.0 MARCH2007

IDT CONFIDENTIAL

THD+N - DAC to All Headphone Ports

(Note 3)

Analog Mixer Disabled, -3dB Signal,

Ω load, PCM data

5 V

4.5 V

4.0 V

3.3 V

SNR - DAC to All Headphone Ports

(Note 4)

Analog Mixer Enabled, 10 k

Ω load, PCM

data

5 V

4.5 V

4.0 V

3.3 V

THD+N - DAC to All Headphone Ports

(Note 3)

Analog Mixer Enabled, -3dB Signal,

10 k

Ω load, PCM data

5 V

4.5 V

4.0 V

3.3 V

SNR - DAC to All Headphone Ports

(Note 4)

Analog Mixer Enabled, 32

Ω load, PCM

data

5 V

4.5 V

4.0 V

3.3 V

THD+N - DAC to All Headphone Ports

(Note 3)

Analog Mixer Enabled, -3dB Signal,

Ω load, PCM data

5 V

4.5 V

4.0 V

3.3 V

Any Analog Input to DAC Crosstalk

10 KHz Signal Frequency

All

-85

Any Analog Input to DAC Crosstalk

1 KHz Signal Frequency

All

-80

Gain Error

Analog Mixer Disabled

All

0.5

Interchannel Gain Mismatch

Analog Mixer Disabled

All

0.5

D/A Digital Filter Pass Band (Note 5)

All

19,200

D/A Digital Filter Transition Band

All

19,200

28,800

D/A Digital Filter Stop Band

All

28,800

D/A Digital Filter Stop Band Rejcn (Note 6)

All

-100

D/A Out-of-Band Rejection (Note 7)

All

-55

Group Delay (48 KHz sample rate)

All

Attenuation, Gain Step Size DIGITAL

All

0.75

Gain Drift

All

100

ppm/ºC

DAC Offset Voltage

All

100

Deviation from Linear Phase

All

deg.

Analog Outputs

Full Scale All Line-Outs

DAC PCM Data

5 V

4.5 V

4.0 V

3.3 V

1.00

0.70

Vrms

Full Scale All Line-Outs

DAC PCM Data

All

2.83

Vp-p

All Headphone Capable Outputs

Ω load

All

mW peak

Analog inputs

Parameter

Conditions

AVdd

Min

Typ

Max

Unit

STAC9271 Datasheet(PDF) 18 Page - Integrated Device Technology

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